Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh van » trinh han, trinh quan, trinh toan
dung cong » dung trong
van dung » van dong, xay dung, tin dung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
cap cao » cap cho, ca cao, cay cao
cap can » cap han, cap van, tap can

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((cap cao) OR (cap can)) sang - hanh trinh van dung cong dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((cap cao) OR (cap can)) sang - hanh trinh van dung cong dan than cau*".